Algebra Tiles

ND State Standard
7.NO.O.1 Add, subtract, multiply, and divide integers using visual models and properties of operations in multi-step problems, including authentic problems.

We can use Algebra Tiles for a variety of reasons.  Let’s start with a few ways we can use Algebra Tiles.


What are Algebra Tiles?

Using Algebra Tiles to Add Integers

Using Algebra Tiles to Subtract Integers

Using Algebra Tiles to Subtract Integers

Copy the virtual Algebra Tile Template to your drive or other Algebra Tiles from our manipulative master list  to represent the following to simplify.  

Follow the screen recording directions to record yourself (and your screen) the explaination of how you complete each of the situations listed below, making sure include key language such as “zero pairs,” “adding in,” etc.  

DO NOT USE RULES you’ve memorized such as “two negatives are a positive.”  The key here is to understand why does the rule work??